Plano de Philadelphia.
Scale ca. 1:220,000. Manuscript, pen and ink. Copied from Joshua Fishers' "To the merchants & insurers of the city of Philadelphia, this chart of Delaware Bay and river." Depths shown in fathoms. Oriented with north to the right. Shows shipping channels. LC Maps of North America, 1750-1789, 1353 Available also through the Library of Congress Web site as a raster image. Vault AACR2
River basins of the United States--The Delaware
Delaware River Basin
Shows watershed outline, tributaries, and principal towns. Panel title. "This publication is one of a series of general interest publications prepared by the U.S. Geological Survey to provide information about ... the environment." Includes text, location map (inset), and ill. Text, ill., and department insigne on verso. "1991-279-928." Available also through the Library of Congress Web site as a raster image.